.step-content {
  width: 85%;
  margin: 0 auto;
  padding-top: 11px;
}

.layout-assistant {
  width: 572px;
  margin: 0 auto;
  height: inherit;
}

.choose-channel {
  padding-bottom: 10px;
  margin: 0 auto;
  margin-top: 10px;
}

.type_content {
  margin-top: 10px;
}

.button-group {
  text-align: center;
}

.demo-upload-list {
  display: inline-block;
  width: 60px;
  height: 60px;
  text-align: center;
  line-height: 60px;
  border: 1px solid transparent;
  border-radius: 4px;
  overflow: hidden;
  background: #fff;
  position: relative;
  box-shadow: 0 1px 1px rgba(0, 0, 0, .2);
  margin-right: 4px;
}

.demo-upload-list img {
  width: 100%;
  height: 100%;
}

.demo-upload-list-cover {
  display: none;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(0, 0, 0, .6);
}

.demo-upload-list:hover .demo-upload-list-cover {
  display: block;
}

.demo-upload-list-cover i {
  color: #fff;
  font-size: 20px;
  cursor: pointer;
  margin: 0 2px;
}

.submit-info {
  padding-top: 10px;
  margin-bottom: 10px;
  text-align: center;
}

.item-info {
  font-size: 13px;
}
